You can earn ECBs from your online purchases via the quarterly rewards.

Here's the info about the coming sale:

CVS/pharmacy has some great bargains on CVS.com this summer – including a 3-day only site-wide promotion next week on health products, beauty and cosmetics items, and household staples.

From Monday June 28 through Wednesday June 30, CVS/pharmacy is offering an ONLINE-ONLY discount of 20% off just about everything on CVS.com. This includes everything from pain relievers and allergy remedies, to skin care, hair care and cosmetics products. Baby care items, sunscreens, snacks, and gifts are all included. In short, it is a great time to stock up! (Bonus, all orders of $50 or more automatically qualify for free shipping.)

For complete details on promotions like this one and many others, shoppers are reminded to visit CVS.com each week and click on the “Savings Central” tab on the homepage to learn about the latest steals and deals. They can also follow CVS/pharmacy on Twitter at www.twitter.com/CVS_Extra for more updates and coupons.